Bin



FIG. 1 is a perspective view of the bin;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line portions represent portions of the article, but form no part of the claimed design. 

CLAIM The ornamental design for a bin, as shown and described. 